Home / 74,366,700.50-102,517,884.95-51,970,151.36

Finding the Fourth Proportional to 74,366,700.50, 102,517,884.95 and 51,970,151.36

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Solution

The fourth proportional to 74,366,700.50, 102,517,884.95 and 51,970,151.36 is: 71,643,221.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,366,700.50 : 102,517,884.95 = 51,970,151.36 : x
  2. Step 2: Convert to fraction form
    74,366,700.50/102,517,884.95 = 51,970,151.36/x
  3. Step 3: Cross multiply
    74,366,700.50x = 102,517,884.95 × 51,970,151.36
  4. Step 4: Simplify right side
    74,366,700.50x = 5,327,869,997,186,125
  5. Step 5: Solve for x
    x = 5,327,869,997,186,125/74,366,700.50
  6. Step 6: Final answer
    x = 71,643,221.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.